#51CFD9#51CFD9

#51CFD9 is a light, moderate teal. Relative luminance 0.514; OKLCH L 78.9% C 0.110 H 202.6°. Best body text is #000000 at 11.28:1 contrast (WCAG AA passes).

Color values

HEX	#51CFD9
RGB	rgb(81, 207, 217)
HSL	hsl(184, 64%, 58%)
HSV	hsv(184, 63%, 85%)
CMYK	cmyk(62.7%, 4.6%, 0%, 14.9%)
CIE-LAB	lab(76.91, -31.40, -15.28)
CIE-LCH	lch(76.91, 34.92, 205.95°)
OKLab	oklab(78.9% -0.102 -0.0423)
OKLCH	oklch(78.9% 0.11 202.6)
XYZ	xyz(38.2252, 51.3806, 73.5351)
Luminance	0.5139 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CFD9 #D95B51

analogous

#51D99F #51CFD9 #518BD9

triadic

#51CFD9 #D951CF #CFD951

tetradic

#51CFD9 #9F51D9 #D95B51 #8BD951

square

#51CFD9 #9F51D9 #D95B51 #8BD951

split-complementary

#51CFD9 #D9518B #D99F51

monochromatic

#1F8890 #2AB7C2 #51CFD9 #83DDE4 #B5EBEF

Accessibility & contrast

On white

1.86

#51CFD9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.28

#51CFD9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CFD9

11.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CFD9	#FFFFFF	#000000	##000000
##51CFD9	1.00	1.86	11.28	11.28
#FFFFFF	1.86	1.00	21.00	21.00
#000000	11.28	21.00	1.00	1.00
##000000	11.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C0C7DA

Deuteranopia (green-blind)

#ABB7DA

Tritanopia (blue-blind)

#00D7D2

Achromatopsia (no color)

#BEBEBE

Design tokens & code

CSS

--color: #51cfd9;
/* rgb */ color: rgb(81, 207, 217);
/* oklch */ color: oklch(78.9% 0.110 202.6);

Tailwind

colors: {
  custom: {
    50: '#91dee4',
    500: '#51cfd9',
    950: '#000000',
  },
}

SCSS

$custom: #51cfd9;
$custom-light: #91dee4;
$custom-dark: #000000;

JSON

{
  "hex": "#51cfd9",
  "rgb": {
    "r": 81,
    "g": 207,
    "b": 217
  },
  "hsl": {
    "h": 184.412,
    "s": 64.151,
    "l": 58.431
  },
  "oklch": {
    "l": 0.78897,
    "c": 0.11041,
    "h": 202.6
  },
  "luminance": 0.51385
}

Semantic roles & 50–950 ramp

primary

#51CFD9

secondary

#954039

accent

#4D41E7

background

#FCFEFE

surface

#F5FCFC

border

#CFD5D5

text

#0E1515

muted

#7F8484

Preview Lab

Preview with #51CFD9

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →